This is very good news ! Thanks for your tests. Would it seem feasible to disassemble/string-search windows drivers to look for ACPI method names ? Maybe we could find a method to send the discrete video signal to the integrated chip (and thus display it on the flat panel)...
Nicolas JOYARD On Wed, Apr 13, 2011 at 23:09, Fra B <[email protected]> wrote: > Hi to all, I have some good news about vga_switcheroo and 1215n. > > I try to make a summary of my test. > > I use the 2.6.38 kernel from kernel.org. > > I boot linux in runlevel 3 and by default my kernel loades module i915 for > intel integrated graphic card. > Then when I load the module nouveau via modprobe in /var/log/messages file > I see cleary that vga_switcheroo is enabled.. > I connect HDMI port to a tv.. > At this point I try to switch video cards and it happens that a netbook's > flat panel become gray color as the console goes on tv, so I conclude that > the nvidia card is actually working. > At this point I start the graphical session with the command: init 5 > and X server doesn't start automatically because it needs nvidia > configuration in xorg.conf. > So I make a basic configuration and the login screen is prompted to me on > the tv, via hdmi. > > At this point, however, I need your help to better understand how to use > flat panel of netbook with the disceret graphic card. > In fact, if I do the test without connecting the HDMI cable I get nothing > on flat panel ofnetbooks. > > Any suggestions? > Thanks to all > > > > > > > > On Tue, Apr 12, 2011 at 4:40 PM, Hans Persson <[email protected]>wrote: > >> Hi, >> >> As far as I understand it is not possible to use the nvidia chip on a >> Optimus computer in Linux at the moment. >> What is possible and what i just did on my ASUS 1215N is to switch off the >> nvidia chip to save power. >> >> I'll paste what I just did below. >> >> Cheers >> Hans Persson >> >> ___________________________________________________ >> >> >> Thanks >> >> That did the trick, now it shuts down nicely. >> >> Regards, >> Hans >> - Dölj citerad text - >> >> >> 2011/4/4 Tomasz Famulski <[email protected]> >> Try to add line >> >> blacklist nouveau >> >> to /etc/modprobe.d/blacklist.conf >> >> Regards, >> Tomasz >> >> On Mon, Apr 4, 2011 at 5:13 PM, Albert Vilella <[email protected]> >> wrote: >> > fwd to the mailing list. >> > >> > On Mon, Apr 4, 2011 at 4:10 PM, Hans Persson <[email protected]> >> wrote: >> >> Hi Albert, >> >> >> >> Yes loading and running it works, as seen in attatched file. My power >> >> consumption is down by apporx. 4 W. >> >> >> >> But my computer will not shut down after switching of the NVidia chip. >> >> I guess it's because my computer still loads the nv driver?! >> >> I still don't know how to stop this driver from loading. >> >> >> >> There are some error messages while trying to shut down, which I can >> not >> >> find in dmesg, so I'm afraid I can not send them to you. >> >> >> >> >> >> Cheers >> >> Hans >> >> >> >> >> >> 2011/4/3 Albert Vilella <[email protected]> >> >>> >> >>> Hi Hans, >> >>> >> >>> Can you check if this works for your ASUS 1215N? >> >>> >> >>> https://lists.launchpad.net/hybrid-graphics-linux/msg00254.html >> >>> >> >>> On Fri, Apr 1, 2011 at 4:03 PM, Hans Persson <[email protected] >> > >> >>> wrote: >> >>> > Hi all, >> >>> > >> >>> > I have a ASUS 1215N as follows: >> >>> > >> >>> > 1215N >> >>> > x.x >> >>> > 00:02.0 VGA compatible controller [0300]: Intel Corporation N10 >> Family >> >>> > Integrated Graphics Controller [8086:a001] (rev 02) (prog-if 00 [VGA >> >>> > controller]) >> >>> > 05:00.0 VGA compatible controller [0300]: nVidia Corporation Device >> >>> > [10de:0a76] (rev a2) (prog-if 00 [VGA controller]) >> >>> > >> >>> > I hope I will be able to help with testing and debugging. >> >>> > >> >>> > Regards >> >>> > Hans Persson >> >>> > >> >> 2011/4/11 Fra B <[email protected]> >> >>> Hi to everyone, >>> I've got an Asus 1215N. >>> I use Mandriva 2010.2 x86_64. >>> >>> Recently I've compiled kernel 2.6.38 from kernel.org. >>> >>> In my linux distribution i915 and nouveau kernel module are blacklisted, >>> and I've uncomment this 2 line in /etc/modprobe.d/blacklist-mdv. >>> So I can load both this 2 modules: >>> >>> # lsmod | grep i915 >>> i915 487045 2 >>> drm_kms_helper 34769 2 nouveau,i915 >>> drm 215732 5 nouveau,ttm,i915,drm_kms_helper >>> i2c_algo_bit 5705 2 nouveau,i915 >>> button 6065 2 nouveau,i915 >>> i2c_core 30375 7 >>> nouveau,videodev,i2c_i801,i915,drm_kms_helper,drm,i2c_algo_bit >>> video 12802 2 nouveau,i915 >>> >>> # lsmod | grep nouveau >>> nouveau 675181 0 >>> ttm 66834 1 nouveau >>> drm_kms_helper 34769 2 nouveau,i915 >>> drm 215732 5 nouveau,ttm,i915,drm_kms_helper >>> i2c_algo_bit 5705 2 nouveau,i915 >>> button 6065 2 nouveau,i915 >>> i2c_core 30375 7 >>> nouveau,videodev,i2c_i801,i915,drm_kms_helper,drm,i2c_algo_bit >>> video 12802 2 nouveau,i915 >>> >>> >>> I've this in /etc/fstab: >>> # cat /etc/fstab | grep debugfs >>> none /sys/kernel/debug debugfs defaults 0 0 >>> >>> >>> >>> When both i915 and nouveau are loaded in the kernel I can see this in >>> /var/log/messages : >>> >>> kernel: VGA switcheroo: detected DSM switching method >>> \_SB_.PCI0.P0P4.GFX0 handle >>> kernel: nouveau 0000:04:00.0: power state changed by ACPI to D0 >>> kernel: nouveau 0000:04:00.0: power state changed by ACPI to D0 >>> kernel: nouveau 0000:04:00.0: enabling device (0000 -> 0003) >>> kernel: nouveau 0000:04:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 >>> kernel: [drm] nouveau 0000:04:00.0: Detected an NV50 generation card >>> (0x0a8b00b1) >>> kernel: vga_switcheroo: enabled >>> kernel: [drm] nouveau 0000:04:00.0: Attempting to load BIOS image from >>> PRAMIN >>> kernel: [drm] nouveau 0000:04:00.0: ... BIOS signature not found >>> kernel: [drm] nouveau 0000:04:00.0: Attempting to load BIOS image from >>> PROM >>> kernel: [drm] nouveau 0000:04:00.0: ... BIOS signature not found >>> kernel: [drm] nouveau 0000:04:00.0: Attempting to load BIOS image from >>> PCIROM >>> kernel: nouveau 0000:04:00.0: Invalid ROM contents >>> kernel: [drm] nouveau 0000:04:00.0: ... BIOS signature not found >>> kernel: [drm] nouveau 0000:04:00.0: Attempting to load BIOS image from >>> ACPI >>> kernel: [drm] nouveau 0000:04:00.0: ... appears to be valid >>> kernel: [drm] nouveau 0000:04:00.0: BIT BIOS found >>> kernel: [drm] nouveau 0000:04:00.0: Bios version 70.18.55.00 >>> kernel: [drm] nouveau 0000:04:00.0: Pointer to BIT loadval table invalid >>> kernel: [drm] nouveau 0000:04:00.0: TMDS table version 2.0 >>> kernel: [drm] nouveau 0000:04:00.0: Found Display Configuration Block >>> version 4.0 >>> kernel: [drm] nouveau 0000:04:00.0: Raw DCB entry 0: 02010300 00000000 >>> kernel: [drm] nouveau 0000:04:00.0: Raw DCB entry 1: 02021362 00020010 >>> kernel: [drm] nouveau 0000:04:00.0: Raw DCB entry 2: 0000000e 00000000 >>> kernel: [drm] nouveau 0000:04:00.0: DCB connector table: VHER 0x40 5 16 4 >>> kernel: [drm] nouveau 0000:04:00.0: 0: 0x00000000: type 0x00 idx 0 tag >>> 0xff >>> kernel: [drm] nouveau 0000:04:00.0: 1: 0x00002161: type 0x61 idx 1 tag >>> 0x08 >>> kernel: [drm] nouveau 0000:04:00.0: Adaptor not initialised, running >>> VBIOS init tables. >>> kernel: [drm] nouveau 0000:04:00.0: Parsing VBIOS init table 0 at offset >>> 0xDE31 >>> kernel: [drm] nouveau 0000:04:00.0: 0xDD98: i2c wr fail: -6 >>> kernel: [drm] nouveau 0000:04:00.0: Parsing VBIOS init table 1 at offset >>> 0xE2DC >>> kernel: [drm] nouveau 0000:04:00.0: Parsing VBIOS init table 2 at offset >>> 0xEE88 >>> kernel: [drm] nouveau 0000:04:00.0: Parsing VBIOS init table 3 at offset >>> 0xEEA1 >>> kernel: [drm] nouveau 0000:04:00.0: Parsing VBIOS init table 4 at offset >>> 0xEF88 >>> kernel: [drm] nouveau 0000:04:00.0: Parsing VBIOS init table at offset >>> 0xEFED >>> kernel: [drm] nouveau 0000:04:00.0: 3 available performance level(s) >>> kernel: [drm] nouveau 0000:04:00.0: 0: memory 135MHz core 135MHz shader >>> 270MHz voltage 850mV >>> kernel: [drm] nouveau 0000:04:00.0: 1: memory 405MHz core 405MHz shader >>> 810MHz voltage 850mV >>> kernel: [drm] nouveau 0000:04:00.0: 3: memory 790MHz core 475MHz shader >>> 1092MHz voltage 900mV >>> kernel: [drm] nouveau 0000:04:00.0: c: memory 950MHz core 550MHz shader >>> 200MHz voltage 850mV >>> kernel: [TTM] Zone kernel: Available graphics memory: 1024824 kiB. >>> kernel: [TTM] Initializing pool allocator. >>> kernel: [drm] nouveau 0000:04:00.0: Detected 512MiB VRAM >>> kernel: [drm] nouveau 0000:04:00.0: 512 MiB GART (aperture) >>> kernel: [drm] Supports vblank timestamp caching Rev 1 (10.10.2010). >>> kernel: [drm] No driver support for vblank timestamp query. >>> kernel: [drm] nouveau 0000:04:00.0: ACPI backlight interface available, >>> not registering our own >>> kernel: [drm] nouveau 0000:04:00.0: allocated 1024x768 fb: 0x60000000, bo >>> ffff8800519ac400 >>> kernel: fb1: nouveaufb frame buffer device >>> kernel: [drm] Initialized nouveau 0.0.16 20090420 for 0000:04:00.0 on >>> minor 1 >>> >>> >>> I've this in debug fs: >>> # cat /sys/kernel/debug/vgaswitcheroo/switch >>> 0:IGD:+:Pwr:0000:00:02.0 >>> 1:DIS: :Pwr:0000:04:00.0 >>> >>> >>> so vga_switcheroo seems to be enabled, but if I try to switch whit this >>> command: >>> # echo "DIS" > /sys/kernel/debug/vgaswitcheroo/switch >>> my screen goes in a gray color state, it doesn't off, but I can't interact >>> with the system >>> and I need to poweroff pc with power button. >>> I've see this in messages: >>> kernel: fbcon: Remapping primary device, fb1, to tty 1-63 >>> kernel: i915: switched off >>> >>> >>> Any suggestions to make other steps to enable the nvidia card? What I can >>> do now? >>> Thanks >>> >>> _______________________________________________ >>> Mailing list: https://launchpad.net/~hybrid-graphics-linux >>> Post to : [email protected] >>> Unsubscribe : https://launchpad.net/~hybrid-graphics-linux >>> More help : https://help.launchpad.net/ListHelp >>> >>> >> > > _______________________________________________ > Mailing list: https://launchpad.net/~hybrid-graphics-linux > Post to : [email protected] > Unsubscribe : https://launchpad.net/~hybrid-graphics-linux > More help : https://help.launchpad.net/ListHelp > >
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